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Why does CloudWatch Logs require a sequence token when uploading log events to a log stream?

hard📝 Conceptual Q10 of 15
AWS - CloudWatch
Why does CloudWatch Logs require a sequence token when uploading log events to a log stream?
ATo ensure log events are stored in the correct order
BTo authenticate the user uploading logs
CTo encrypt the log data during transfer
DTo compress log events before storage
Step-by-Step Solution
Solution:
  1. Step 1: Understand sequence token purpose

    The sequence token ensures that log events are uploaded in the correct order without duplicates or gaps.
  2. Step 2: Differentiate from other functions

    Authentication, encryption, and compression are handled separately and not by the sequence token.
  3. Final Answer:

    To ensure log events are stored in the correct order -> Option A
  4. Quick Check:

    Sequence token = ordering logs correctly [OK]
Quick Trick: Sequence token keeps logs in order [OK]
Common Mistakes:
  • Confusing token with authentication
  • Thinking it encrypts data
  • Assuming it compresses logs

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